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Assortment of TiAlN stepped twist drill bits 3 pieces
1 each of dia. 4-12, 4-20, 6-30 mm. Extremely versatile and fast stepped twist drill bits with an exceptionally long service life.
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Variants
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Especially suitable for stainless steel
Longer service life
Extremely hard micro surfaces and cutting edges and a high temperature resistance of 800°C.
Faster drilling speeds
Possibility of higher feed and higher rotation speeds
Precise drilling
Self-centring drill tip
Up to 30 % faster than the competition
Optimally tailored rake
Up to double the service life of the competition
Reduction of wear on the drill tip and the main cutting edges, as well as on the radial and axial relief grind
No slippage in the drill chuck
3-flat shank or 1/4 inch bit holder
Precise work
Laser-inscribed diameters in both spiral grooves
Hardly any reworking necessary
Precise and round drill holes
Ensure that there is sufficient cooling/lubrication. Make sure that the feed is even. Observe the speed table.
Centring, tapping, drilling and deburring of metal sheets, pipes and profiles in a single work process. Suitable for stainless steels, standard steels, NF metals such as aluminium, other non-ferrous metals and plastics.
Select RAL-colour code
!! NOTE: On-screen visualisation of the colour differs from real colour shade!!